Customer satisfaction is our top priority. We deliver high quality products and then follow up with ongoing post sales support from technical training, troubleshooting, and product maintenance. Our goal is your satisfaction, plain and simple.

Our customer service team is staffed with a dedicated group of support engineers with the expertise to assist you with product repairs and upgrades, to answer any questions, and to help troubleshoot operations. They’re your partners in testing.

• Technical Support - If you need technical support, please find an appropriate product group on the left or select your product from the pull-down menu below:
  

  --Select a Product-- 2010B 3010B 3010H 3010R 3GMaster AT1602M AT1800RQS AT2000HE AT2000HM AT2000R AT2000RQ AT2500HM Series AT2500RQv CardTest ADSL CE4000 CM1000 CM100IP CM2000 CM250IP CM500 CM500IP CM750 Dispersion Tester FTT OTDR Ghepardo Hi-Res OTDR HTT LP100 N1776A Netracker PMD Emulators realWORX STT SunLite BRI SunLite E1 SunSet 10G SunSet E1 SunSet E20c SunSet ISDN SunSet OCx SunSet MTT SunSet SDH SunSet T1 SunSet T10 SunSet xDSL TAMS WinCom WinRemote WinQAM

• Product Service Request and RMA Status Check
• Library - Our library contains a vast selection of reference materials, including application notes, technology notes, and more... Refer to the pull-down menu on the left to find the materials you are looking for.
  
  
• Training - We provide various training opportunities such as Advanced Technology Courses and free web-based training materials. Find the program that's right for you - Choose from the pull-down menu on the left.